Maths & Logic Puzzles 🧩

30 of my favourite mathematical puzzles and brain teasers, gathered over the years. Some you’ll know, many you won’t! Track your progress as you solve them.

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Many of these puzzles come from the outstanding Numberplay Blog from the New York Times.

⚠️ Not arranged by difficulty — that depends on the solver!

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Many of these puzzles come from the Numberplay Blog — go check it out for even more! 🧩